Home / 3,650.36-5,039.16-2,391.45

Finding the Fourth Proportional to 3,650.36, 5,039.16 and 2,391.45

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Solution

The fourth proportional to 3,650.36, 5,039.16 and 2,391.45 is: 3,301.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650.36 : 5,039.16 = 2,391.45 : x
  2. Step 2: Convert to fraction form
    3,650.36/5,039.16 = 2,391.45/x
  3. Step 3: Cross multiply
    3,650.36x = 5,039.16 × 2,391.45
  4. Step 4: Simplify right side
    3,650.36x = 12,050,899.18
  5. Step 5: Solve for x
    x = 12,050,899.18/3,650.36
  6. Step 6: Final answer
    x = 3,301.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.